CVE-2026-106584: OpenBSD OpenSSH

Low severity, CVSS 2.5. EPSS: 0.1% chance of exploitation in the next 30 days.

In ssh-keygen in OpenSSH before 10.6, certificates could have incorrect expiration times because of Daylight Saving mishandling. There can be a slightly more severe effect on users in certain Antarctic locations.

Affected products

• OpenBSD OpenSSH: before 10.6 (fixed in 10.6)

Published 2026-10-06. Last modified 2026-10-07.